./Ultimate.py --spec ../../sv-benchmarks/c/properties/unreach-call.prp --file ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version aef121e0 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/data/config -Xmx15G -Xms4m -jar /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/data -tc /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/config/KojakReach.xml -i ../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c -s /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(reach_error())) ) --witnessprinter.graph.data.producer Kojak --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 46a91366e7e569e141300a988c04d8b4b481c1b05b44f766484efcdaa4c30cac --- Real Ultimate output --- This is Ultimate 0.2.1-dev-aef121e [2021-11-23 00:57:54,181 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-11-23 00:57:54,183 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-11-23 00:57:54,236 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-11-23 00:57:54,237 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-11-23 00:57:54,242 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-11-23 00:57:54,244 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-11-23 00:57:54,249 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-11-23 00:57:54,251 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-11-23 00:57:54,259 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-11-23 00:57:54,260 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-11-23 00:57:54,263 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-11-23 00:57:54,263 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-11-23 00:57:54,266 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-11-23 00:57:54,270 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-11-23 00:57:54,278 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-11-23 00:57:54,280 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-11-23 00:57:54,281 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-11-23 00:57:54,283 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-11-23 00:57:54,285 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-11-23 00:57:54,287 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-11-23 00:57:54,290 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-11-23 00:57:54,293 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-11-23 00:57:54,294 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-11-23 00:57:54,305 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-11-23 00:57:54,306 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-11-23 00:57:54,306 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-11-23 00:57:54,308 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-11-23 00:57:54,308 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-11-23 00:57:54,310 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-11-23 00:57:54,311 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-11-23 00:57:54,312 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-11-23 00:57:54,314 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-11-23 00:57:54,316 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-11-23 00:57:54,317 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-11-23 00:57:54,318 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-11-23 00:57:54,318 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-11-23 00:57:54,319 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-11-23 00:57:54,319 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-11-23 00:57:54,320 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-11-23 00:57:54,321 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-11-23 00:57:54,322 INFO L101 SettingsManager]: Beginning loading settings from /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/config/svcomp-Reach-32bit-Kojak_Default.epf [2021-11-23 00:57:54,371 INFO L113 SettingsManager]: Loading preferences was successful [2021-11-23 00:57:54,371 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-11-23 00:57:54,373 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-11-23 00:57:54,373 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ALWAYS [2021-11-23 00:57:54,374 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-11-23 00:57:54,374 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-11-23 00:57:54,375 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-11-23 00:57:54,375 INFO L138 SettingsManager]: * sizeof long=4 [2021-11-23 00:57:54,375 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-11-23 00:57:54,375 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-11-23 00:57:54,377 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-11-23 00:57:54,377 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-11-23 00:57:54,377 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-11-23 00:57:54,378 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-11-23 00:57:54,378 INFO L138 SettingsManager]: * sizeof long double=12 [2021-11-23 00:57:54,378 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-11-23 00:57:54,378 INFO L138 SettingsManager]: * Use constant arrays=true [2021-11-23 00:57:54,378 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-11-23 00:57:54,379 INFO L136 SettingsManager]: Preferences of CodeCheck differ from their defaults: [2021-11-23 00:57:54,379 INFO L138 SettingsManager]: * Timeout in seconds=1000000 [2021-11-23 00:57:54,379 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-11-23 00:57:54,379 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:57:54,380 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-11-23 00:57:54,380 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-11-23 00:57:54,380 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-11-23 00:57:54,380 INFO L138 SettingsManager]: * Trace refinement strategy=PENGUIN [2021-11-23 00:57:54,380 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-11-23 00:57:54,381 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-11-23 00:57:54,381 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(reach_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Kojak Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 46a91366e7e569e141300a988c04d8b4b481c1b05b44f766484efcdaa4c30cac [2021-11-23 00:57:54,642 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-11-23 00:57:54,670 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-11-23 00:57:54,673 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-11-23 00:57:54,674 INFO L271 PluginConnector]: Initializing CDTParser... [2021-11-23 00:57:54,675 INFO L275 PluginConnector]: CDTParser initialized [2021-11-23 00:57:54,677 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/../../sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2021-11-23 00:57:54,753 INFO L220 CDTParser]: Created temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/data/6c7f46e33/bfd5ad6fc38e4a1883a9eb2abb8b0e86/FLAG40e654cd8 [2021-11-23 00:57:55,307 INFO L306 CDTParser]: Found 1 translation units. [2021-11-23 00:57:55,307 INFO L160 CDTParser]: Scanning /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c [2021-11-23 00:57:55,329 INFO L349 CDTParser]: About to delete temporary CDT project at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/data/6c7f46e33/bfd5ad6fc38e4a1883a9eb2abb8b0e86/FLAG40e654cd8 [2021-11-23 00:57:55,626 INFO L357 CDTParser]: Successfully deleted /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/data/6c7f46e33/bfd5ad6fc38e4a1883a9eb2abb8b0e86 [2021-11-23 00:57:55,630 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-11-23 00:57:55,632 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-11-23 00:57:55,634 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-11-23 00:57:55,635 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-11-23 00:57:55,639 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-11-23 00:57:55,641 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:57:55" (1/1) ... [2021-11-23 00:57:55,644 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@17302bbf and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:55, skipping insertion in model container [2021-11-23 00:57:55,644 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 23.11 12:57:55" (1/1) ... [2021-11-23 00:57:55,651 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-11-23 00:57:55,710 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-11-23 00:57:56,019 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c[28368,28381] [2021-11-23 00:57:56,022 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:57:56,042 INFO L203 MainTranslator]: Completed pre-run [2021-11-23 00:57:56,178 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/sv-benchmarks/c/seq-mthreaded/pals_floodmax.4.4.ufo.UNBOUNDED.pals.c[28368,28381] [2021-11-23 00:57:56,179 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-11-23 00:57:56,196 INFO L208 MainTranslator]: Completed translation [2021-11-23 00:57:56,196 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56 WrapperNode [2021-11-23 00:57:56,197 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-11-23 00:57:56,198 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-11-23 00:57:56,198 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-11-23 00:57:56,198 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-11-23 00:57:56,222 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,254 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,341 INFO L137 Inliner]: procedures = 24, calls = 15, calls flagged for inlining = 10, calls inlined = 10, statements flattened = 952 [2021-11-23 00:57:56,341 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-11-23 00:57:56,342 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-11-23 00:57:56,342 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-11-23 00:57:56,342 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-11-23 00:57:56,352 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,352 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,364 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,364 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,397 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,426 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,430 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,437 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-11-23 00:57:56,446 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-11-23 00:57:56,446 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-11-23 00:57:56,447 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-11-23 00:57:56,448 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 23.11 12:57:56" (1/1) ... [2021-11-23 00:57:56,459 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 [2021-11-23 00:57:56,470 INFO L189 MonitoredProcess]: No working directory specified, using /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/z3 [2021-11-23 00:57:56,480 INFO L229 MonitoredProcess]: Starting monitored process 1 with /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (exit command is (exit), workingDir is null) [2021-11-23 00:57:56,484 INFO L327 MonitoredProcess]: [MP /tmp/vcloud_worker_vcloud-master_on_vcloud-master/run_dir_a2a5dbfc-041c-49b2-bf7a-472097949857/bin/ukojak-LBtLqBUTdQ/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:10000 (1)] Waiting until timeout for monitored process [2021-11-23 00:57:56,518 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-11-23 00:57:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-11-23 00:57:56,519 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-11-23 00:57:56,521 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-11-23 00:57:56,726 INFO L236 CfgBuilder]: Building ICFG [2021-11-23 00:57:56,728 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-11-23 00:57:57,722 INFO L277 CfgBuilder]: Performing block encoding [2021-11-23 00:57:58,550 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-11-23 00:57:58,550 INFO L301 CfgBuilder]: Removed 1 assume(true) statements. [2021-11-23 00:57:58,553 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:57:58 BoogieIcfgContainer [2021-11-23 00:57:58,553 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-11-23 00:57:58,554 INFO L113 PluginConnector]: ------------------------CodeCheck---------------------------- [2021-11-23 00:57:58,554 INFO L271 PluginConnector]: Initializing CodeCheck... [2021-11-23 00:57:58,564 INFO L275 PluginConnector]: CodeCheck initialized [2021-11-23 00:57:58,564 INFO L185 PluginConnector]: Executing the observer CodeCheckObserver from plugin CodeCheck for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 23.11 12:57:58" (1/1) ... [2021-11-23 00:57:58,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-11-23 00:57:58,656 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:58,665 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 224 states to 140 states and 224 transitions. [2021-11-23 00:57:58,665 INFO L276 IsEmpty]: Start isEmpty. Operand 140 states and 224 transitions. [2021-11-23 00:57:58,670 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2021-11-23 00:57:58,670 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:58,671 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,136 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:57:59,446 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:57:59,707 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:57:59,712 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 226 states to 141 states and 226 transitions. [2021-11-23 00:57:59,714 INFO L276 IsEmpty]: Start isEmpty. Operand 141 states and 226 transitions. [2021-11-23 00:57:59,716 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 56 [2021-11-23 00:57:59,717 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:57:59,718 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:57:59,891 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,046 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:00,449 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:00,450 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 232 states to 144 states and 232 transitions. [2021-11-23 00:58:00,450 INFO L276 IsEmpty]: Start isEmpty. Operand 144 states and 232 transitions. [2021-11-23 00:58:00,453 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 57 [2021-11-23 00:58:00,453 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:00,453 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:00,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:00,734 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:01,213 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:01,215 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 240 states to 148 states and 240 transitions. [2021-11-23 00:58:01,215 INFO L276 IsEmpty]: Start isEmpty. Operand 148 states and 240 transitions. [2021-11-23 00:58:01,220 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2021-11-23 00:58:01,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:01,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:01,294 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:01,409 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:02,099 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:02,100 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 250 states to 153 states and 250 transitions. [2021-11-23 00:58:02,100 INFO L276 IsEmpty]: Start isEmpty. Operand 153 states and 250 transitions. [2021-11-23 00:58:02,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 59 [2021-11-23 00:58:02,102 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:02,103 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:02,187 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:02,364 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:03,257 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:03,257 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 262 states to 159 states and 262 transitions. [2021-11-23 00:58:03,258 INFO L276 IsEmpty]: Start isEmpty. Operand 159 states and 262 transitions. [2021-11-23 00:58:03,259 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2021-11-23 00:58:03,259 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:03,259 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:03,437 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:03,614 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:04,875 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:04,876 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 276 states to 167 states and 276 transitions. [2021-11-23 00:58:04,876 INFO L276 IsEmpty]: Start isEmpty. Operand 167 states and 276 transitions. [2021-11-23 00:58:04,876 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2021-11-23 00:58:04,877 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:04,877 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:05,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:05,413 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:06,779 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:06,780 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 174 states and 289 transitions. [2021-11-23 00:58:06,780 INFO L276 IsEmpty]: Start isEmpty. Operand 174 states and 289 transitions. [2021-11-23 00:58:06,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2021-11-23 00:58:06,781 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:06,781 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:06,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:06,908 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,145 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,146 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 289 states to 175 states and 289 transitions. [2021-11-23 00:58:07,146 INFO L276 IsEmpty]: Start isEmpty. Operand 175 states and 289 transitions. [2021-11-23 00:58:07,147 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:58:07,147 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,147 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,260 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:07,276 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:07,277 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 290 states to 176 states and 290 transitions. [2021-11-23 00:58:07,277 INFO L276 IsEmpty]: Start isEmpty. Operand 176 states and 290 transitions. [2021-11-23 00:58:07,277 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 64 [2021-11-23 00:58:07,278 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:07,278 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:07,451 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:07,681 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,019 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,020 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 308 states to 187 states and 308 transitions. [2021-11-23 00:58:10,020 INFO L276 IsEmpty]: Start isEmpty. Operand 187 states and 308 transitions. [2021-11-23 00:58:10,021 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 65 [2021-11-23 00:58:10,021 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,021 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:10,078 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:10,261 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:10,555 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:10,556 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 313 states to 190 states and 313 transitions. [2021-11-23 00:58:10,556 INFO L276 IsEmpty]: Start isEmpty. Operand 190 states and 313 transitions. [2021-11-23 00:58:10,557 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 70 [2021-11-23 00:58:10,557 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:10,557 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:11,130 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:11,712 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:16,000 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:16,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 346 states to 207 states and 346 transitions. [2021-11-23 00:58:16,001 INFO L276 IsEmpty]: Start isEmpty. Operand 207 states and 346 transitions. [2021-11-23 00:58:16,002 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 71 [2021-11-23 00:58:16,002 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:16,002 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:16,129 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:16,527 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 2 proven. 3 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:20,885 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:20,886 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 380 states to 225 states and 380 transitions. [2021-11-23 00:58:20,886 INFO L276 IsEmpty]: Start isEmpty. Operand 225 states and 380 transitions. [2021-11-23 00:58:20,887 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:58:20,887 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:20,888 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:20,997 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:21,445 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:26,407 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:26,408 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 417 states to 244 states and 417 transitions. [2021-11-23 00:58:26,408 INFO L276 IsEmpty]: Start isEmpty. Operand 244 states and 417 transitions. [2021-11-23 00:58:26,409 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:58:26,409 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:26,410 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:26,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:26,636 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:27,091 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,092 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 420 states to 245 states and 420 transitions. [2021-11-23 00:58:27,092 INFO L276 IsEmpty]: Start isEmpty. Operand 245 states and 420 transitions. [2021-11-23 00:58:27,093 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2021-11-23 00:58:27,094 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,094 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:27,277 INFO L134 CoverageAnalysis]: Checked inductivity of 6 backedges. 2 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:27,653 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:27,654 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 421 states to 246 states and 421 transitions. [2021-11-23 00:58:27,655 INFO L276 IsEmpty]: Start isEmpty. Operand 246 states and 421 transitions. [2021-11-23 00:58:27,656 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:58:27,656 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:27,656 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:27,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:28,190 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:33,417 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:33,418 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 459 states to 266 states and 459 transitions. [2021-11-23 00:58:33,418 INFO L276 IsEmpty]: Start isEmpty. Operand 266 states and 459 transitions. [2021-11-23 00:58:33,420 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:58:33,420 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:33,420 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:33,535 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:33,621 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:34,573 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:34,575 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 462 states to 268 states and 462 transitions. [2021-11-23 00:58:34,575 INFO L276 IsEmpty]: Start isEmpty. Operand 268 states and 462 transitions. [2021-11-23 00:58:34,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:58:34,576 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:34,577 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:34,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:34,802 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:35,353 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:35,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 467 states to 269 states and 467 transitions. [2021-11-23 00:58:35,354 INFO L276 IsEmpty]: Start isEmpty. Operand 269 states and 467 transitions. [2021-11-23 00:58:35,355 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2021-11-23 00:58:35,355 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:35,356 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:35,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:35,555 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 2 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:36,052 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:36,053 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 468 states to 270 states and 468 transitions. [2021-11-23 00:58:36,053 INFO L276 IsEmpty]: Start isEmpty. Operand 270 states and 468 transitions. [2021-11-23 00:58:36,054 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:58:36,055 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:36,055 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:36,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:36,728 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:41,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:41,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 500 states to 285 states and 500 transitions. [2021-11-23 00:58:41,390 INFO L276 IsEmpty]: Start isEmpty. Operand 285 states and 500 transitions. [2021-11-23 00:58:41,391 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:58:41,391 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:41,392 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:41,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:41,570 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:43,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:43,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 505 states to 288 states and 505 transitions. [2021-11-23 00:58:43,123 INFO L276 IsEmpty]: Start isEmpty. Operand 288 states and 505 transitions. [2021-11-23 00:58:43,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:58:43,124 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:43,124 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:43,226 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:43,310 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 508 states to 290 states and 508 transitions. [2021-11-23 00:58:44,218 INFO L276 IsEmpty]: Start isEmpty. Operand 290 states and 508 transitions. [2021-11-23 00:58:44,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:58:44,219 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:44,321 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:44,407 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:44,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:44,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 509 states to 291 states and 509 transitions. [2021-11-23 00:58:44,896 INFO L276 IsEmpty]: Start isEmpty. Operand 291 states and 509 transitions. [2021-11-23 00:58:44,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 74 [2021-11-23 00:58:44,897 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:44,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:45,093 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:45,188 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 2 proven. 6 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:45,829 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:45,830 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 515 states to 292 states and 515 transitions. [2021-11-23 00:58:45,830 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states and 515 transitions. [2021-11-23 00:58:45,831 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 76 [2021-11-23 00:58:45,831 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:45,831 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:47,108 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:48,230 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 2 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:58:56,188 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:58:56,189 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 557 states to 314 states and 557 transitions. [2021-11-23 00:58:56,189 INFO L276 IsEmpty]: Start isEmpty. Operand 314 states and 557 transitions. [2021-11-23 00:58:56,190 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 77 [2021-11-23 00:58:56,190 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:58:56,190 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:58:56,809 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:58:57,404 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 3 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:03,362 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:03,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 575 states to 323 states and 575 transitions. [2021-11-23 00:59:03,363 INFO L276 IsEmpty]: Start isEmpty. Operand 323 states and 575 transitions. [2021-11-23 00:59:03,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 79 [2021-11-23 00:59:03,364 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:03,364 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:04,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:05,084 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 2 proven. 11 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:11,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:11,975 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 344 states and 610 transitions. [2021-11-23 00:59:11,975 INFO L276 IsEmpty]: Start isEmpty. Operand 344 states and 610 transitions. [2021-11-23 00:59:11,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 85 [2021-11-23 00:59:11,977 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:11,977 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:12,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:13,382 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 4 proven. 19 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:23,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:23,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 674 states to 359 states and 674 transitions. [2021-11-23 00:59:23,466 INFO L276 IsEmpty]: Start isEmpty. Operand 359 states and 674 transitions. [2021-11-23 00:59:23,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 86 [2021-11-23 00:59:23,468 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:23,468 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:23,721 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:24,574 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:32,538 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:32,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 698 states to 372 states and 698 transitions. [2021-11-23 00:59:32,539 INFO L276 IsEmpty]: Start isEmpty. Operand 372 states and 698 transitions. [2021-11-23 00:59:32,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:59:32,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:32,541 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:32,629 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:33,339 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:43,224 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:43,225 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 746 states to 387 states and 746 transitions. [2021-11-23 00:59:43,225 INFO L276 IsEmpty]: Start isEmpty. Operand 387 states and 746 transitions. [2021-11-23 00:59:43,226 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 87 [2021-11-23 00:59:43,226 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:43,227 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:43,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:43,447 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 4 proven. 23 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:44,461 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:44,462 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 751 states to 388 states and 751 transitions. [2021-11-23 00:59:44,462 INFO L276 IsEmpty]: Start isEmpty. Operand 388 states and 751 transitions. [2021-11-23 00:59:44,463 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:59:44,463 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:44,464 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:44,612 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:45,621 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:54,308 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:54,309 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 769 states to 398 states and 769 transitions. [2021-11-23 00:59:54,309 INFO L276 IsEmpty]: Start isEmpty. Operand 398 states and 769 transitions. [2021-11-23 00:59:54,310 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:59:54,311 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:54,311 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:54,456 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:54,560 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:55,486 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:55,487 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 775 states to 399 states and 775 transitions. [2021-11-23 00:59:55,487 INFO L276 IsEmpty]: Start isEmpty. Operand 399 states and 775 transitions. [2021-11-23 00:59:55,488 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:59:55,488 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:55,489 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:55,614 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:55,695 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:56,594 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:56,595 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 778 states to 400 states and 778 transitions. [2021-11-23 00:59:56,595 INFO L276 IsEmpty]: Start isEmpty. Operand 400 states and 778 transitions. [2021-11-23 00:59:56,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 88 [2021-11-23 00:59:56,597 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:56,597 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:56,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:56,819 INFO L134 CoverageAnalysis]: Checked inductivity of 29 backedges. 4 proven. 25 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 00:59:57,700 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 00:59:57,702 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 782 states to 401 states and 782 transitions. [2021-11-23 00:59:57,702 INFO L276 IsEmpty]: Start isEmpty. Operand 401 states and 782 transitions. [2021-11-23 00:59:57,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 00:59:57,704 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 00:59:57,704 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 00:59:57,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 00:59:59,216 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:07,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:07,493 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 801 states to 410 states and 801 transitions. [2021-11-23 01:00:07,493 INFO L276 IsEmpty]: Start isEmpty. Operand 410 states and 801 transitions. [2021-11-23 01:00:07,494 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:00:07,494 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:07,495 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:07,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:07,674 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:09,738 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:09,739 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 812 states to 412 states and 812 transitions. [2021-11-23 01:00:09,739 INFO L276 IsEmpty]: Start isEmpty. Operand 412 states and 812 transitions. [2021-11-23 01:00:09,740 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:00:09,741 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:09,741 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:09,837 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:09,915 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:11,661 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:11,662 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 414 states and 823 transitions. [2021-11-23 01:00:11,662 INFO L276 IsEmpty]: Start isEmpty. Operand 414 states and 823 transitions. [2021-11-23 01:00:11,663 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 89 [2021-11-23 01:00:11,663 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:11,663 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:11,763 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:11,840 INFO L134 CoverageAnalysis]: Checked inductivity of 31 backedges. 5 proven. 26 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:13,131 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:13,132 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 823 states to 415 states and 823 transitions. [2021-11-23 01:00:13,132 INFO L276 IsEmpty]: Start isEmpty. Operand 415 states and 823 transitions. [2021-11-23 01:00:13,133 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:00:13,133 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:13,133 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:13,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:14,696 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:29,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:29,539 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 873 states to 434 states and 873 transitions. [2021-11-23 01:00:29,539 INFO L276 IsEmpty]: Start isEmpty. Operand 434 states and 873 transitions. [2021-11-23 01:00:29,540 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:00:29,540 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:29,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:29,767 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:29,900 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:34,685 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:34,686 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 889 states to 439 states and 889 transitions. [2021-11-23 01:00:34,687 INFO L276 IsEmpty]: Start isEmpty. Operand 439 states and 889 transitions. [2021-11-23 01:00:34,689 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 91 [2021-11-23 01:00:34,689 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:34,689 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:35,025 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:35,137 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 5 proven. 30 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:36,896 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:36,897 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 892 states to 441 states and 892 transitions. [2021-11-23 01:00:36,897 INFO L276 IsEmpty]: Start isEmpty. Operand 441 states and 892 transitions. [2021-11-23 01:00:36,898 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:00:36,898 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:36,898 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:37,295 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:38,986 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:00:56,523 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:00:56,524 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 959 states to 459 states and 959 transitions. [2021-11-23 01:00:56,524 INFO L276 IsEmpty]: Start isEmpty. Operand 459 states and 959 transitions. [2021-11-23 01:00:56,525 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:00:56,525 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:00:56,525 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:00:56,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:00:57,079 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:03,774 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:03,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1000 states to 465 states and 1000 transitions. [2021-11-23 01:01:03,775 INFO L276 IsEmpty]: Start isEmpty. Operand 465 states and 1000 transitions. [2021-11-23 01:01:03,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:01:03,776 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:03,776 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:04,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:04,252 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:08,610 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:08,611 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1014 states to 470 states and 1014 transitions. [2021-11-23 01:01:08,611 INFO L276 IsEmpty]: Start isEmpty. Operand 470 states and 1014 transitions. [2021-11-23 01:01:08,612 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 92 [2021-11-23 01:01:08,612 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:08,613 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:08,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:09,007 INFO L134 CoverageAnalysis]: Checked inductivity of 35 backedges. 7 proven. 28 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:13,173 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:13,174 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1029 states to 474 states and 1029 transitions. [2021-11-23 01:01:13,174 INFO L276 IsEmpty]: Start isEmpty. Operand 474 states and 1029 transitions. [2021-11-23 01:01:13,175 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:13,175 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:13,175 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:13,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:13,915 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:18,757 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:18,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1039 states to 477 states and 1039 transitions. [2021-11-23 01:01:18,765 INFO L276 IsEmpty]: Start isEmpty. Operand 477 states and 1039 transitions. [2021-11-23 01:01:18,767 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:18,768 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:18,768 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:19,080 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:19,282 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:25,066 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:25,067 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1053 states to 483 states and 1053 transitions. [2021-11-23 01:01:25,067 INFO L276 IsEmpty]: Start isEmpty. Operand 483 states and 1053 transitions. [2021-11-23 01:01:25,068 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:25,068 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:25,068 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:25,292 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:25,445 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:31,928 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:31,928 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1075 states to 489 states and 1075 transitions. [2021-11-23 01:01:31,928 INFO L276 IsEmpty]: Start isEmpty. Operand 489 states and 1075 transitions. [2021-11-23 01:01:31,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:31,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:31,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:32,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:32,261 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:33,586 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:33,586 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1076 states to 490 states and 1076 transitions. [2021-11-23 01:01:33,586 INFO L276 IsEmpty]: Start isEmpty. Operand 490 states and 1076 transitions. [2021-11-23 01:01:33,587 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:33,587 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:33,587 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:33,789 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:33,981 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:37,916 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:37,917 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1091 states to 494 states and 1091 transitions. [2021-11-23 01:01:37,917 INFO L276 IsEmpty]: Start isEmpty. Operand 494 states and 1091 transitions. [2021-11-23 01:01:37,918 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 94 [2021-11-23 01:01:37,918 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:37,918 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:38,121 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:38,309 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 5 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:01:42,458 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:01:42,459 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1106 states to 498 states and 1106 transitions. [2021-11-23 01:01:42,459 INFO L276 IsEmpty]: Start isEmpty. Operand 498 states and 1106 transitions. [2021-11-23 01:01:42,460 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:01:42,460 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:01:42,460 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:01:44,839 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:01:48,313 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:22,399 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:22,400 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1181 states to 528 states and 1181 transitions. [2021-11-23 01:02:22,400 INFO L276 IsEmpty]: Start isEmpty. Operand 528 states and 1181 transitions. [2021-11-23 01:02:22,401 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:22,401 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:22,401 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:24,700 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:25,204 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:33,764 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:33,765 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1193 states to 534 states and 1193 transitions. [2021-11-23 01:02:33,765 INFO L276 IsEmpty]: Start isEmpty. Operand 534 states and 1193 transitions. [2021-11-23 01:02:33,766 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:33,766 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:33,766 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:36,124 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:36,661 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:43,592 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:43,593 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1204 states to 539 states and 1204 transitions. [2021-11-23 01:02:43,593 INFO L276 IsEmpty]: Start isEmpty. Operand 539 states and 1204 transitions. [2021-11-23 01:02:43,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 100 [2021-11-23 01:02:43,594 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:43,594 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:45,641 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:46,092 INFO L134 CoverageAnalysis]: Checked inductivity of 57 backedges. 6 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:02:51,579 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:02:51,580 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1213 states to 543 states and 1213 transitions. [2021-11-23 01:02:51,580 INFO L276 IsEmpty]: Start isEmpty. Operand 543 states and 1213 transitions. [2021-11-23 01:02:51,580 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:02:51,580 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:02:51,581 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:02:51,727 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:02:53,662 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:03:23,807 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:23,808 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1283 states to 573 states and 1283 transitions. [2021-11-23 01:03:23,809 INFO L276 IsEmpty]: Start isEmpty. Operand 573 states and 1283 transitions. [2021-11-23 01:03:23,810 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:03:23,810 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:23,810 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:23,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:24,081 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:03:31,810 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:31,811 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1296 states to 579 states and 1296 transitions. [2021-11-23 01:03:31,812 INFO L276 IsEmpty]: Start isEmpty. Operand 579 states and 1296 transitions. [2021-11-23 01:03:31,813 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:03:31,813 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:31,813 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:31,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:32,077 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:03:38,301 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:38,302 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1307 states to 584 states and 1307 transitions. [2021-11-23 01:03:38,302 INFO L276 IsEmpty]: Start isEmpty. Operand 584 states and 1307 transitions. [2021-11-23 01:03:38,303 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 101 [2021-11-23 01:03:38,304 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:38,304 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:38,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:38,598 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 6 proven. 45 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-11-23 01:03:42,527 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:03:42,528 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1313 states to 588 states and 1313 transitions. [2021-11-23 01:03:42,528 INFO L276 IsEmpty]: Start isEmpty. Operand 588 states and 1313 transitions. [2021-11-23 01:03:42,529 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:03:42,529 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:03:42,529 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:03:42,906 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:03:47,064 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:25,234 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:25,235 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1395 states to 631 states and 1395 transitions. [2021-11-23 01:04:25,235 INFO L276 IsEmpty]: Start isEmpty. Operand 631 states and 1395 transitions. [2021-11-23 01:04:25,236 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:04:25,236 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:25,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:25,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:26,170 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:30,217 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:30,218 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1405 states to 635 states and 1405 transitions. [2021-11-23 01:04:30,219 INFO L276 IsEmpty]: Start isEmpty. Operand 635 states and 1405 transitions. [2021-11-23 01:04:30,219 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:04:30,220 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:30,220 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:30,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:31,010 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:37,726 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:37,727 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1416 states to 641 states and 1416 transitions. [2021-11-23 01:04:37,727 INFO L276 IsEmpty]: Start isEmpty. Operand 641 states and 1416 transitions. [2021-11-23 01:04:37,728 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:04:37,728 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:37,728 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:38,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:38,549 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:40,529 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:40,530 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1417 states to 642 states and 1417 transitions. [2021-11-23 01:04:40,530 INFO L276 IsEmpty]: Start isEmpty. Operand 642 states and 1417 transitions. [2021-11-23 01:04:40,531 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 102 [2021-11-23 01:04:40,531 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:40,531 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:41,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:41,290 INFO L134 CoverageAnalysis]: Checked inductivity of 63 backedges. 6 proven. 57 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:04:45,162 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:04:45,163 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1425 states to 646 states and 1425 transitions. [2021-11-23 01:04:45,163 INFO L276 IsEmpty]: Start isEmpty. Operand 646 states and 1425 transitions. [2021-11-23 01:04:45,164 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:04:45,164 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:04:45,165 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:04:45,349 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:04:52,670 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:29,560 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:29,561 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1477 states to 673 states and 1477 transitions. [2021-11-23 01:05:29,561 INFO L276 IsEmpty]: Start isEmpty. Operand 673 states and 1477 transitions. [2021-11-23 01:05:29,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:05:29,561 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:29,562 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:29,736 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:30,059 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:35,966 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:35,967 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1486 states to 679 states and 1486 transitions. [2021-11-23 01:05:35,967 INFO L276 IsEmpty]: Start isEmpty. Operand 679 states and 1486 transitions. [2021-11-23 01:05:35,968 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 103 [2021-11-23 01:05:35,968 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:35,968 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:36,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:36,458 INFO L134 CoverageAnalysis]: Checked inductivity of 66 backedges. 6 proven. 60 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:05:40,926 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:05:40,927 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1493 states to 683 states and 1493 transitions. [2021-11-23 01:05:40,928 INFO L276 IsEmpty]: Start isEmpty. Operand 683 states and 1493 transitions. [2021-11-23 01:05:40,929 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:05:40,929 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:05:40,929 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:05:41,275 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:05:47,561 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:35,483 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:35,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1564 states to 726 states and 1564 transitions. [2021-11-23 01:06:35,484 INFO L276 IsEmpty]: Start isEmpty. Operand 726 states and 1564 transitions. [2021-11-23 01:06:35,485 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:06:35,485 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:35,485 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:35,851 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:36,350 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:38,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:38,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1567 states to 728 states and 1567 transitions. [2021-11-23 01:06:38,446 INFO L276 IsEmpty]: Start isEmpty. Operand 728 states and 1567 transitions. [2021-11-23 01:06:38,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-11-23 01:06:38,447 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:38,447 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:38,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:39,259 INFO L134 CoverageAnalysis]: Checked inductivity of 69 backedges. 6 proven. 63 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:06:44,888 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:06:44,890 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1574 states to 732 states and 1574 transitions. [2021-11-23 01:06:44,890 INFO L276 IsEmpty]: Start isEmpty. Operand 732 states and 1574 transitions. [2021-11-23 01:06:44,891 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:06:44,891 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:06:44,891 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:06:48,149 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:06:52,581 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:34,443 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:34,444 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1626 states to 762 states and 1626 transitions. [2021-11-23 01:07:34,444 INFO L276 IsEmpty]: Start isEmpty. Operand 762 states and 1626 transitions. [2021-11-23 01:07:34,445 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:07:34,446 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:34,446 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:37,375 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:37,895 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:42,717 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:42,718 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1635 states to 768 states and 1635 transitions. [2021-11-23 01:07:42,718 INFO L276 IsEmpty]: Start isEmpty. Operand 768 states and 1635 transitions. [2021-11-23 01:07:42,718 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2021-11-23 01:07:42,719 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:42,719 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:45,715 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:07:46,119 INFO L134 CoverageAnalysis]: Checked inductivity of 75 backedges. 6 proven. 69 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:07:52,336 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:07:52,337 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1642 states to 772 states and 1642 transitions. [2021-11-23 01:07:52,337 INFO L276 IsEmpty]: Start isEmpty. Operand 772 states and 1642 transitions. [2021-11-23 01:07:52,338 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:07:52,338 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:07:52,338 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:07:54,362 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:02,023 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:46,597 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:46,598 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1685 states to 799 states and 1685 transitions. [2021-11-23 01:08:46,598 INFO L276 IsEmpty]: Start isEmpty. Operand 799 states and 1685 transitions. [2021-11-23 01:08:46,599 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:08:46,599 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:46,599 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:48,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:49,316 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:08:54,073 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:08:54,074 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1694 states to 805 states and 1694 transitions. [2021-11-23 01:08:54,074 INFO L276 IsEmpty]: Start isEmpty. Operand 805 states and 1694 transitions. [2021-11-23 01:08:54,075 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-11-23 01:08:54,076 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:08:54,076 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:08:56,065 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:08:56,636 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 6 proven. 78 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-11-23 01:09:02,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:02,838 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1701 states to 809 states and 1701 transitions. [2021-11-23 01:09:02,838 INFO L276 IsEmpty]: Start isEmpty. Operand 809 states and 1701 transitions. [2021-11-23 01:09:02,840 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:09:02,840 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:02,840 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:03,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:06,048 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:09:33,537 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:33,538 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1750 states to 823 states and 1750 transitions. [2021-11-23 01:09:33,538 INFO L276 IsEmpty]: Start isEmpty. Operand 823 states and 1750 transitions. [2021-11-23 01:09:33,539 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:09:33,539 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:33,540 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:33,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:33,945 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked. [2021-11-23 01:09:46,881 INFO L82 GeneralOperation]: Start removeUnreachable. Operand no size info available [2021-11-23 01:09:46,883 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1769 states to 829 states and 1769 transitions. [2021-11-23 01:09:46,883 INFO L276 IsEmpty]: Start isEmpty. Operand 829 states and 1769 transitions. [2021-11-23 01:09:46,884 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2021-11-23 01:09:46,884 INFO L422 CodeCheckObserver]: Error Path is FOUND. [2021-11-23 01:09:46,885 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-11-23 01:09:47,254 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-11-23 01:09:47,408 INFO L134 CoverageAnalysis]: Checked inductivity of 106 backedges. 18 proven. 66 refuted. 0 times theorem prover too weak. 22 trivial. 0 not checked.